DTC Logic

Diagnosis Procedure
1.CHECK USB HARNESS
Visually check USB harness.
U1243 display unit
U1255 satellite radio tunerU1000 CAN comm circuit
Description
CAN (Controller Area Network) is a serial communication line for real time
application. It is an on-vehicle multiplex
communication line with high data communication speed and excellent malfunction
detection ability.
Many electronic control units are equipped onto a vehicle, an ...
Engine compartment check locations
VQ35DE engine
1. Engine coolant reservoir
2. Drive belt location
3. Engine oil filler cap
4. Brake fluid reservoir
5. Air cleaner
6. Fuse block
7. Fuse block/Fusible links
8. Fusible links
9. Battery
10. Engine oil dipstick
11. Radiator cap
12. Power steering fluid reservoir
13. Win ...
Fuel injector
Description
The fuel injector is a small, precise solenoid valve. When the ECM
supplies a ground to the fuel injector circuit, the coil in the fuel injector
is energized. The energized coil pulls the ball valve back and
allows fuel to flow via the fuel injector into the intake manifold. T ...